Spain Simyo eSIM Guide: 3-Month Data Rollover & Native +34 EU Roaming (2026) Complete review of Spain Simyo eSIM on Orange: native +34 numbers, unique 3-month data rollover (Acumula Megas), inclusive EU roaming, and passport KYC guide. ⚡ Quick Answer (TL;DR Summary) Simyo is an Orange Spain flanker brand offering authentic +34 Spanish mobile lines. Its headline feature is "Acumula Megas"—all unused high-speed data automatically rolls over for up to 3 consecutive months (90 days). Includes free EU roaming and accepts international passports for digital eSIM setup. Orange Spain Backbone & Native +34 Physical Number Trust Simyo is a value-focused digital brand owned by Orange Spain (MASORANGE Group). Simyo issues genuine Spanish +34 physical mobile numbers holding tier-1 credibility across the European Union. These numbers achieve 100% pass rates for EU banking 2FA (BBVA, Santander, CaixaBank, Revolut), residency and visa applications, and global online services. Modular Plan Builder & 3-Month Data Rollover (Acumula Megas) Create Your Custom Plan: Build your ideal bundle by pairing data buckets (4GB/12GB/40GB/100GB) with calling allowances (0 min, 120 min, or unlimited) starting from €1 to €4 per month.Industry-Leading 3-Month Rollover: Unused data rolls into an accumulation pool and remains usable across the next 3 consecutive billing cycles (up to 90 days), with older gigabytes automatically consumed first.Instant Monthly Plan Adjustments: Upgrade or downgrade your plan anytime online with changes taking effect on the 1st of the following month. Free EU Roaming & Orange European Partner Quality Roam-Like-at-Home Across 27 EU States: Use your allocated data allowance seamlessly across France, Germany, Italy, Portugal, and EEA countries without daily roaming surcharges.Tier-1 Network Partners: Automatically hooks into top national operators across Europe (such as Orange France and Deutsche Telekom) with low ping and 5G access.VoLTE Support: Crisp HD voice calling over LTE while roaming internationally. Online Passport Registration & eSIM Activation Steps Visit the official portal (simyo.es) and select "eSIM" under contract or prepaid.Non-Spanish residents select "Pasaporte" to enter foreign passport credentials and upload photo page verification.Receive confirmation and the eSIM QR code via email within 10 to 30 minutes of automated review.Scan the QR code in phone settings, ensure the APN is set to "gprs-service.com", and enable data roaming. Low-Cost Number Preservation Strategies Ultra-Low €1/Month Keep-Alive: Retain your authentic European +34 number on the lowest €1/month data tier with free worldwide 2FA SMS reception.Prepaid 6-Month Validity: Prepaid plans stay active for 6 months per top-up or chargeable usage. 5. Benchmark Comparison: Global Keep-Alive eSIM Cards Matrix eSIM / Carrier Country Code Keep-Alive Mechanism Monthly Fee KYC Rule Iceland Nova Iceland (+354) Annual top-up extends validity to 365 days Zero monthly fee (Prepaid) Iceland / EEA Compliance UK Giffgaff United Kingdom (+44) Send 1 SMS / outbound usage every 180 days Zero monthly fee Zero-KYC Hong Kong Club SIM Hong Kong (+852) Buy HK$6 SMS package or HK$50 top-up once a year (365 days) Zero monthly fee HK Real-Name Statutory New Zealand Skinny New Zealand (+64) Top up NZD $5 or consume balance once a year (365 days) Zero monthly fee Zero-KYC Estonia esim.gg Estonia (+372) Connect to base station once/year (365 days) Zero monthly fee Zero-KYC (No ID Required) Frequently Asked Questions (FAQ) Q: Can I register a Simyo eSIM using a foreign passport without Spanish residency? A: Yes. Simyo officially accepts international passports (Pasaporte) for digital identity verification and compliance. Q: How long does rolled-over data last in Simyo? A: Through "Acumula Megas", unused data is preserved for up to 3 subsequent billing cycles (approx. 90 days), with oldest data consumed first. Q: Does Simyo support 5G speeds? A: Yes. Simyo provides unthrottled 5G connectivity via the Orange Spain mobile network. Q: What is the APN for Simyo eSIM? A: The cellular data APN is "gprs-service.com". Leave username and password blank. Q: Can Simyo receive SMS outside Europe (e.g. in the US or Asia)? A: Yes. Simyo supports global international roaming. You can receive 2FA SMS verification codes worldwide at no cost. Related Guides & Keep-Alive Strategies 📖 Iceland NOVA eSIM Guide: Wi-Fi Calling & 180-Day Keep-Alive 📖 UK Giffgaff eSIM Setup & Keep-Alive Guide (2026 Mainland Policy Changes) 📖 Multi-Country Europe Travel eSIM Guide & EU Roaming Tips 📖 France Lebara eSIM Guide: SMS Semi-Annual Keep-Alive